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Biomedical subjects

G Pastore

Publications and source records attributed to G Pastore.

At least 289 records · Page 16Linked to original sources

Trimethoprim-sulphamethoxazole in the treatment of cholera. Comparison with tetracycline and chloramphenicol.

67 of the bacteriologically proved adult acute cholera patients have been examined in order to evaluate the efficacy of TM-SMX in comparison with tetracycline and chloramphenicol in the eradication of Vibrio cholerae from stools. Our results demonstrated that all three drugs sterilized the stools of all patients within 3 days with the exception of one case of TM-SMX's group, which had negative culture stools after 4 days. On the basis of our experience it can be emphasized that TM-SMX can support chloramphenicol and tetracycline in the antibacterial treatment of cholera with the advantage that the drug is efficacious with daily administrations.

Adult↗

[Behavior and clinical significance of the eAg/ anti-e system in carriers of HBsAg].

An investigation has been carried out in 315 patients with acute and chronic HBsAg positive and negative hepatitis in order to study the relationship between a new recently identified antigen/antibody system designed eAg/anti-e and HBV pathology. eAg was detected in sera of 37,8% patients with acute hepatitis who recovered normally and of 65% patients with acute protracted hepatitis and circulating HBSAg. eAg was not found in the serum of any of 52 cases of acute HBsAg negative hepatitis. Prevalence of eAg positivity was also demonstrated especially in patients with more severe forms of chronic hepatitis. Anti-e was not found in any of 20 patients with acute protracted hepatitis, but in 40% of subjects with acute hepatitis who recovered, in 54,5% of asymptomatic HBsAg carriers and in 30% of patients with chronic persistent hepatitis. Our results confirm the specific association between eAg/anti-e system and hepatitis B infection and indicate that eAg determinant is associated with continuing activity and chronicity of hepatitic process. In contrast, anti-e is correlated with normal recovery of acute hepatitis, but it may be indicative also of asymptomatic carriage of HBsAg and of non-progressive liver disease.

Acute Disease↗

A bioptic study of gastrointestinal mucosa in cholera patients during an epidemic in southern Italy.

A histological biopsy study of gastric and jejunal mucosa of eight acute cholera patients during an epidemic in Southern Italy was carried out. The study demonstrated in all patients an intact epithelial lining of gastric and jejunal mucosa, a moderate degenerative process of enterocytes, presence of inflammatory lesions manifested by edema, vascular congestion, mononuclear cell infiltrate of lamina propria, and discharge of goblet-cells mucus. These changes reverted to normal in a few days. The authors emphasize that, contrary to cholera patients of Asiatic areas in whom an underlying chronic spruelike enteropathy is very common, the histological picture observed in Western patients may be considered more specific since Vibrio cholerae acts upon a normal intestinal mucosa.

Biopsy↗

Gastric abnormalities in cholera: epidemiological and clinical considerations.

The anatomofunctional status of the stomach was studied in cholera patients during the outbreak in Bari, Italy, in 1973. Of a total of 70 patients examined, 24 were found to have undergone gastric resection for ulcer in the past. Stomach secretions induced by fasting and histamine stimulation were studied in 30 patients, the majority of whom showed achlorhydria and other disturbances of gastric secretion. These abnormalities not only predisposed the patients to cholera infection but shortened the incubation period. The clinical course and severity of the disease were also related to the degree of gastric damage, the most serious cases occurring in gastrectomized patients.

Adult↗